The Pin,grooved,headless, cataloged under National Stock Number 5315-00-334-7172, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-334-7172 |
| Primary Part Number | 3H9676 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Undercut Width | 0.163 INCHES NOMINAL IN |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| Undercut Diameter | 0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| First End Location | BOTH ENDS |
| First End Style | CHAMFERED |
| Hardness Rating | 60.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | GROOVE |
| Diameter | 0.3126 INCHES MINIMUM AND 0.3129 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 1.337 INCHES NOMINAL IN |
| Undercut Radius | 0.094 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3H9676 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5315-00-334-7172 is a Pin,grooved,headless, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-334-7172 has 1 manufacturer part number on file: 3H9676 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3H9676: Undercut Width: 0.163 INCHES NOMINAL IN; First End Taper Length: 0.031 INCHES NOMINAL IN; Undercut Diameter: 0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; First End Location: BOTH ENDS. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.